#VU43876 Permissions, Privileges, and Access Controls in Moodle - CVE-2011-4289

Vulnerability identifier: #VU43876

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2011-4289

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Moodle
Web applications / Other software

Vendor: moodle.org

Description

The vulnerability allows a remote #AU# to gain access to sensitive information.

Moodle 2.0.x before 2.0.3 does not recognize the configuration setting that makes e-mail addresses visible only to course members, which allows remote authenticated users to obtain sensitive address information by reading a full profile page.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Moodle: 2.0 - 2.0.2

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External links
https://git.moodle.org/gw?p=moodle.git;a=commit;h=181991e791a13a3c383234718c26c499e31d3df1
https://moodle.org/mod/forum/discuss.php?d=175591
https://openwall.com/lists/oss-security/2011/11/14/1

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.